cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A283040 Number of nX6 0..1 arrays with no 1 equal to more than one of its horizontal and vertical neighbors, with the exception of exactly one element.

Table of values

n a(n)
1 12
2 924
3 30378
4 931844
5 26180826
6 706205768
7 18455711930
8 471954803540
9 11868995624930
10 294610925837548
11 7236339162353190
12 176211017312981820
13 4259949495613038410
14 102354621908646110164
15 2446336908511893682666

List of values

[12, 924, 30378, 931844, 26180826, 706205768, 18455711930, 471954803540, 11868995624930, 294610925837548, 7236339162353190, 176211017312981820, 4259949495613038410, 102354621908646110164, 2446336908511893682666]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement.